1) The word "banana" contains three vowels: A, A, and A.

2) DNA, the building block of life, can store incredible amounts of data. It is estimated that one gram of DNA could potentially store about 215 petabytes of data.

3) The banking industry is regulated by government agencies to ensure the stability and integrity of the financial system and to protect consumers.

4) The Civil Rights Act of 1964 in the United States outlawed discrimination based on race, color, religion, sex, or national origin.